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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PP P740J SCG CHEM THAI
SCG PP
Automotive and home appliance components,Automotive and home appliance components
Complies with US Food and
UL
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Plastic Datasheets
| Other performance | Test Condition | Test Method | SCG CHEM THAI/P740J |
|---|---|---|---|
| UL flame retardant rating | UL 94 | HB |
| Basic Performance | Test Condition | Test Method | SCG CHEM THAI/P740J |
|---|---|---|---|
| density | ASTM D1505 | 0.91 g/cm³ | |
| melt mass-flow rate | 230°C/2.16 kg | ASTM D1238 | 27 g/10min |
| Shrinkage rate | Flow: (2.00 mm) | ASTM D955 | 1.4 % |
| Across Flow: (2.00 mm) | ASTM D955 | 1.2 % |
| thermal performance | Test Condition | Test Method | SCG CHEM THAI/P740J |
|---|---|---|---|
| Brittle temperature | ASTM D746 | -20 °C | |
| Hot deformation temperature | 1.8Mpa, Unannealed | ASTM D648 | 55 °C |
| 0.45Mpa, Unannealed | ASTM D648 | 110 °C | |
| Melting temperature | ASTM D2117 | 120-163 °C | |
| Vicat softening temperature | ASTM D1525 | 150 °C |
| mechanical properties | Test Condition | Test Method | SCG CHEM THAI/P740J |
|---|---|---|---|
| Bending modulus | ASTM D790 | 1270 Mpa | |
| Elongation at Break | ASTM D638 | 150 % | |
| Impact strength of cantilever beam gap | -20℃ | ASTM D256 | 29.4 |
| 23℃ | ASTM D256 | 78.5 | |
| 0℃ | ASTM D256 | 39.2 | |
| Shore hardness | R-Scale | ASTM D785 | 70 |
| tensile strength | Yield | ASTM D638 | 28.4 Mpa |
| Break | ASTM D638 | 19.6 Mpa |
| optical performance | Test Condition | Test Method | SCG CHEM THAI/P740J |
|---|---|---|---|
| gloss | ASTM D2457 | 30 | |
| turbidity | ASTM D1003 | 80 % |